Home / 37,649.65-51,956.16-20,653.54

Finding the Fourth Proportional to 37,649.65, 51,956.16 and 20,653.54

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Solution

The fourth proportional to 37,649.65, 51,956.16 and 20,653.54 is: 28,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,649.65 : 51,956.16 = 20,653.54 : x
  2. Step 2: Convert to fraction form
    37,649.65/51,956.16 = 20,653.54/x
  3. Step 3: Cross multiply
    37,649.65x = 51,956.16 × 20,653.54
  4. Step 4: Simplify right side
    37,649.65x = 1,073,078,628.81
  5. Step 5: Solve for x
    x = 1,073,078,628.81/37,649.65
  6. Step 6: Final answer
    x = 28,501.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.